#slide_cont {
    box-shadow: 0px 0px 10px 0px silver;
    width: 600px;
    height: 400px;
    margin-top: 100px;
}

#slideshow_image {
    width: 600px;
    height: 400px;
}

#prev_image,
#next_image {
    width: 40px;
    height: 40px;
}